Onakke Oathkeeper {1}{W}
Creature — Ogre Spirit
Creatures can't attack planeswalkers you control unless their controller pays {1} for each creature they control that's attacking a planeswalker you control.
{4}{W}{W}, Exile this card from your graveyard: Return target planeswalker card from your graveyard to the battlefield.
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Cards that do something similar expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Sphere of Safety 87%
$5.20#671
"Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control."
Baird, Steward of Argive 87%
$0.29#2538
"Creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures."
Archon of Absolution 87%
$0.16#7601
"Creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures."
Norn's Annex 86%
$5.54#1959
"Creatures can't attack you or planeswalkers you control unless their controller pays {W/P} for each of those creatures."
Sandwurm Convergence 83%
$0.35#2271
"Creatures with flying can't attack you or planeswalkers you control."
Fabrication Foundry 83%
$0.30#9980
"{2}{W}, {T}, Exile one or more other artifacts you control with total mana value X: Return target artifact card with mana value X or less from your graveyard to the battlefield. Activate only as a sorcery."
Firemane Angel 80%
$0.27#18854
"{6}{R}{R}{W}{W}: Return this card from your graveyard to the battlefield. Activate only during your upkeep."